| Sudan III | |
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| IUPAC name |
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| Identifiers | |
| CAS number | [] |
| SMILES |
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| Properties | |
| Molecular formula | C22H16N4O |
| Molar mass | 352.39 g/mol |
| Melting point |
199 °C |
| Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) Infobox references |
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Sudan III is a lysochrome (fat-soluble dye) diazo dye used for staining of triglycerides in frozen sections, and some protein bound lipids and lipoproteins on paraffin sections. It has the appearance of reddish brown crystals and a maximum absorption at 507(304) nm.
Sudan III is a dye used for Sudan staining. Similar dyes include Oil Red O, Sudan IV, and Sudan Black B.
Sudan I, Sudan III, and Sudan IV have been classified as category 3 carcinogens by the International Agency for Research on Cancer.[1]
Its risk and safety phrases are S22-S24/S25.
Its other names are Sudan Red BK, Fat Ponceau G, Cerasin Red, C.I. 26100, Solvent Red 23, Sudan Red, Sudan Red III, Sudan V, Sudan Red B, Sudan G, Scarlet B, and Tony Red.
In industry, it is used to color nonpolar substances like oils, fats, waxes, greases, various hydrocarbon products, and acrylic emulsions.
References
- ^ Refat NA, Ibrahim ZS, Moustafa GG, Sakamoto KQ, Ishizuka M, Fujita S (2008). "The induction of cytochrome P450 1A1 by sudan dyes". J. Biochem. Mol. Toxicol. 22 (2): 77–84. doi:. PMID 18418879.
- R. D. Lillie. Conn's Biological Stains. Williams & Wilkins, Baltimore, MD., U.S.A.
- Aldrich chemical catalogue, 1992. Aldrich Chemical Company, Milwaukee, WI, USA.
- Susan Budavari, Editor, (1996). The Merck Index, Ed. 12. Merck & Co., Inc., Whitehouse Station, NJ, USA
- Edward Gurr, (1971). Synthetic dyes in biology, medicine and chemistry. Academic Press, London, England.
External links
- Stains File entry
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